The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.
{ "binaries": [ { "binary_version": "4.9.3-0ubuntu0.14.04.1+esm1", "binary_name": "tcpdump" }, { "binary_version": "4.9.3-0ubuntu0.14.04.1+esm1", "binary_name": "tcpdump-dbgsym" } ], "ubuntu_priority": "medium", "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }